Your submission was sent successfully! Close

Thank you for contacting us. A member of our team will be in touch shortly. Close

You have successfully unsubscribed! Close

Thank you for signing up for our newsletter!
In these regular emails you will find the latest updates about Ubuntu and upcoming events where you can meet our team.Close

USN-6658-2: libxml2 vulnerability

11 March 2024

libxml2 could be made to crash or run programs if it opened a specially crafted file.

Reduce your security exposure

Ubuntu Pro provides ten-year security coverage to 25,000+ packages in Main and Universe repositories, and it is free for up to five machines.

Learn more about Ubuntu Pro

Releases

Packages

Details

USN-6658-1 fixed a vulnerability in libxml2. This update
provides the corresponding updates for Ubuntu 14.04 LTS,
Ubuntu 16.04 LTS, and Ubuntu 18.04 LTS.

Original advisory details:

It was discovered that libxml2 incorrectly handled certain XML documents. A
remote attacker could possibly use this issue to cause libxml2 to crash,
resulting in a denial of service, or possibly execute arbitrary code.

Reduce your security exposure

Ubuntu Pro provides ten-year security coverage to 25,000+ packages in Main and Universe repositories, and it is free for up to five machines.

Learn more about Ubuntu Pro

Update instructions

The problem can be corrected by updating your system to the following package versions:

Ubuntu 18.04
Ubuntu 16.04
Ubuntu 14.04

In general, a standard system update will make all the necessary changes.

References

Related notices

  • USN-6658-1: libxml2, python-libxml2, python3-libxml2, libxml2-doc, libxml2-utils, libxml2-dev

Join the discussion

Need help with your security needs?

Ubuntu Pro provides up to ten-year security coverage for over 23,000 open-source packages within the Ubuntu Main and Universe repositories.

Talk to an expert to find out what would work best for you

Further reading